Guides

All guides

• Documents & PDF

  Compress a PDF so it's small enough to email

  Shrink scanned files and phone photos while keeping them readable.

  1 minute·4 steps

• Documents & PDF

  Scan documents into a PDF with your phone

  Take or choose photos, crop them, and combine them into one multi-page PDF.

  2 minutes·5 steps

• Documents & PDF

  Split a PDF or extract a few pages

  Cut one PDF into several files by page ranges or by number of pages.

  1 minute·4 steps

• Documents & PDF

  Recognize Vietnamese text in scans (OCR)

  Turn scans into searchable PDFs, or pull out the text to copy.

  3 minutes·4 steps

• QR codes & barcodes

  Create QR codes and barcodes, and scan codes

  Create Wi-Fi QR codes, business cards and batch-printed barcodes, and read codes from images or the camera.

  2 minutes·5 steps

• Construction

  Find your house's orientation with your phone's compass

  Measure the house direction on the 24 mountains, see which directions suit the homeowner's age, and save the result as an image or PDF.

  3 minutes·5 steps

• Construction

  Estimate the cost of building a townhouse

  Estimate costs from floor areas and contractor prices, updated as you type.

  2 minutes·4 steps

• Family

  Using Family Calendar: add events, reminders, backups

  Keep a calendar for the whole family, save emergency numbers and back up — no account needed.

  5 minutes·6 steps